From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Graph comparing Bentley cylinder bore wear between Aerolite and Split Skirt pistons over mileage.
Identifier | ExFiles\Box 132\4\ scan0111 | |
Date | 11th October 1940 guessed | |
BENTLEY CYLINDER BORE WEAR CYL. WEAR PER 1000 MILES (INCHES/10,000) MILEAGE (MILES X 1000) 1 AEROLITE PISTONS 2 SPLIT SKIRT (EB. 1299) | ||